HP USB Mouse - Optical - Cable - Black - 1 Pack - USB - 800 dpi - Scroll Wheel - 3 Button(s) - Symmetrical QY777AA

The HP USB Optical Mouse utilizes the latest optical sensing technology, recording precise motion over a variety of surfaces without a mouse padReduce sticking and constant cleaning with optical tracking - a system that works through light with less moving parts for greater durability than ball-based mice.Users benefit from a smooth, contoured shape that fits both hands - and a wheel that functions as a third button.The optical sensor within the HP US Optical Scroll Mouse employs a scan rate of 800dpi and enables crisp motion without a mouse pad, ball or roller.Left-handed or right-handed users can enjoy a contoured shape that suits either preference.